<template>
  <el-container class="home-container">
    <!-- 头部区域 -->
    <el-header>
      <div>
        <img src="../assets/heima.png" alt="" />
        <span> 后台管理系统 </span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <!-- 页面主题区域 -->
    <el-container>
      <!-- 侧边栏 -->
      <el-aside :width="isCollapse ? '64px' : '200px'">
        <div class="toggle-button" @click="toggleCollapse">| | |</div>
        <!-- 侧边栏菜单区域 -->
        <el-menu
          background-color="#333744"
          text-color="#fff"
          active-text-color="#ffd04b"
          unique-opened
          :collapse="isCollapse"
          :collapse-transition="false"
          router
          default-active="activePath"
        >
          <!-- 一级菜单 -->
          <el-submenu
            :index="item.id + ''"
            v-for="item in menulist"
            :key="item.id"
          >
            <!-- 一级菜单导航区域 -->
            <template slot="title">
              <!-- 图标 -->
              <i :class="iconsObj[item.id]"></i>
              <!-- 文本 -->
              <span>{{ item.authName }}</span>
            </template>

            <!-- 二级菜单 -->
            <el-menu-item
              :index="'/' + subItem.path"
              v-for="subItem in item.children"
              :key="subItem.id"
              @click="getNav('/' + subItem.path)"
            >
              <template slot="title">
                <i class="el-icon-location"></i>
                <span>{{ subItem.authName }}</span>
              </template>
            </el-menu-item>
          </el-submenu>
        </el-menu>
      </el-aside>
      <!-- 右侧主题n内容 -->
      <el-main>
        <!-- 路由占位符 -->
        <router-view></router-view>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
  data() {
    return {
      //左侧菜单数据
      menulist: [],
      iconsObj: {
        125: "iconfont icon-user",
        103: "iconfont icon-3702mima",
        101: "iconfont icon-shangpin",
        102: "iconfont icon-danju",
        145: "iconfont icon-baobiao",
      },
      //关闭默认动画
      isCollapse: false,
      //点击状态
      activePath: false,
    };
  },
  created() {
    this.getMenuList();
  },
  methods: {
    //  退出
    logout() {
      //清空token
      window.sessionStorage.clear();
      //  重定向会登录页面
      this.$router.push("/login");
    },
    //获取数据
    async getMenuList() {
      // 发送请求获取左侧菜单数据
      const { data: res } = await this.$http.get("/menus");
      if (res.meta.status !== 200) return this.$message.error(res.meta.msg);
      //数据赋值
      this.menulist = res.data;
    },
    toggleCollapse() {
      this.isCollapse = !this.isCollapse;
    },
    //保存连接的激活状态
    //getNav() {},
  },
};
</script>


<style lang="less" scoped>
.home-container {
  height: 100%;
}
.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  padding-left: 0;
  align-items: center;
  color: #fff;
  font-size: 20px;
  > div {
    display: flex;
    align-items: center;
    span {
      margin-left: 15px;
    }
  }
}
.el-aside {
  background-color: #333744;
  .toggle-button {
    background-color: #4a5064;
    font-size: 10px;
    line-height: 24px;
    color: #fff;
    text-align: center;
  }
}
.el-main {
  background-color: #eaedf1;
}
</style>

